*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Arial,sans-serif;
}

body{
background:#f5f5f5;
color:#17395C;
}

header{
background:#03213f;
padding:20px 5%;
display:flex;
justify-content:space-between;
align-items:center;
}

header h1{
color:white;
font-size:40px;
}

nav{
display:flex;
gap:25px;
flex-wrap:wrap;
}

nav a{
color:white;
text-decoration:none;
font-weight:bold;
}

.hero{
background:linear-gradient(rgba(3,33,63,.9),rgba(3,33,63,.9));
padding:80px 20px;
text-align:center;
color:white;
}

.hero h2{
font-size:48px;
margin-bottom:20px;
}

.hero p{
font-size:20px;
}

.produtos{
padding:60px 5%;
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:25px;
}

.card{
background:white;
border-radius:18px;
overflow:hidden;
box-shadow:0 5px 15px rgba(0,0,0,.08);
padding-bottom:20px;
}

.card img{
width:100%;
height:250px;
object-fit:cover;
background:#ddd;
}

.card h3{
padding:15px;
font-size:22px;
}

.card p{
padding:0 15px;
color:#666;
}

.upload{
height:250px;
display:flex;
align-items:center;
justify-content:center;
background:#e5e5e5;
color:#666;
font-size:18px;
}

footer{
background:#03213f;
color:white;
text-align:center;
padding:40px 20px;
margin-top:40px;
}